Greatest Common Factor of 320 and 325

Make use of GCF Calculator to quickly find the Greatest Common Factor of numbers 320, 325 i.e. 5 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 320 and 325 is 5.

GCF(320,325) = 5

GCF of 320 and 325

Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;

GCF of:
and

Greatest Common Factor of 320 and 325 by Prime factorization method

Prime Factorization of 320


2 320
2 160
2 80
2 40
2 20
2 10
5 5
1

Prime factors of 320 are 2,5. Prime factorization of 320 in exponential form is:

320 = 26×51

Prime Factorization of 325


5 325
5 65
13 13
1

Prime factors of 325 are 5,13. Prime factorization of 325 in exponential form is:

325 = 52×131

∴ So by taking common prime factors GCF of 320 and 325 is 5

Greatest Common Factor of 320 and 325 by matching factors method

Factors of 320

List of positive integer factors of 320 that divides 320 without a remainder.

1,2,4,5,8,10,16,20,32,40,64,80,160,320

Factors of 325

List of positive integer factors of 325 that divides 325 without a remainder.

1,5,13,25,65,325

Greatest Common Factor

We found the factors and prime factorization of 320 and 325. The biggest common factor number is the GCF number.
So the greatest common factor 320 and 325 is 5.

Also check out the Least Common Multiple of 320 and 325

Properties of GCF 320 and 325

(i) The GCF of 320 and 325 is associative

GCF of 320 and 325 = GCF of 325 and 320

Frequently Asked Questions on GCF of 320 and 325

1. What is the GCF of 320 and 325?

Answer: GCF of 320 and 325 is 5.

2. What are the Factors of 320?

Answer: Factors of 320 are 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320. There are 14 integers that are factors of 320. The greatest factor of 320 is 320.

3. What are the Factors of 325?

Answer: Factors of 325 are 1, 5, 13, 25, 65, 325. There are 6 integers that are factors of 325. The greatest factor of 325 is 325.

4. How to Find the GCF of 320 and 325?

Answer:

Greatest Common Factor of 320 and 325 = 5

Step 1: Find the prime factorization of 320

320 = 2 x 2 x 2 x 2 x 2 x 2 x 5

Step 2: Find the prime factorization of 325

325 = 5 x 5 x 13

Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:

GCF = 5

Step 4: Therefore, the greatest common factor of 320 and 325 is 5

Greatest Common Factor of 320 and 325